Date: Thu, 4 Apr 2013 17:30:51 +0200
From: Michal Hocko <mhocko@suse.cz>
To: Tejun Heo <tj@kernel.org>
Cc: Li Zefan <lizefan@huawei.com>, linux-mm@kvack.org,
        LKML <linux-kernel@vger.kernel.org>, Cgroups <cgroups@vger.kernel.org>,
        Glauber Costa <glommer@parallels.com>,
        KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
        Johannes Weiner <hannes@cmpxchg.org>
Subject: Re: [RFC][PATCH 5/7] cgroup: make sure parent won't be destroyed
 before its children
Message-ID: <20130404153051.GL29911@dhcp22.suse.cz>
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 <20130404113750.GH29911@dhcp22.suse.cz>
 <20130404133706.GA9425@htj.dyndns.org>
 <20130404152028.GK29911@dhcp22.suse.cz>
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On Thu 04-04-13 08:22:13, Tejun Heo wrote:
> On Thu, Apr 04, 2013 at 05:20:28PM +0200, Michal Hocko wrote:
> > > But what harm does an additional reference do?
> > 
> > No harm at all. I just wanted to be sure that this is not yet another
> > "for memcg" hack. So if this is useful for other controllers then I have
> > no objections of course.
> 
> I think it makes sense in general, so let's do it in cgroup core.

Ok

> I suppose it'd be easier for this to be routed together with other
> memcg changes?

Probably yes.

> Thanks.
> 
> -- 
> tejun
> --
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-- 
Michal Hocko
SUSE Labs
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